HB/Z 5218.21-2004
Methods for chemical analysis of aluminium alloys-Part 21:Determination of beryllium content by beryllium Ⅱ spectrophotometric method (English Version)
- Standard No.
- HB/Z 5218.21-2004
- Language
- Chinese, Available in English version
- Release Date
- 2004
- Published By
- Professional Standard - Aviation
- Latest
- HB/Z 5218.21-2004
- Replace
- HB 5218.21-1995
- Scope
- This part specifies the principle reagents, instruments, sample preparation, analysis steps, calculation of analysis results, tolerance and quality control and requirements for the determination of iron content in aluminum alloys using the sensitive reagent photometric method. This section applies to the determination of calcium content in aluminum alloys. Measuring range: 0.010% ~ 0.060%.
HB/Z 5218.21-2004 history
- 2004 HB/Z 5218.21-2004 Methods for chemical analysis of aluminium alloys-Part 21:Determination of beryllium content by beryllium Ⅱ spectrophotometric method
- 1970 HB 5218.21-1995 Aluminum Alloy Chemical Analysis Methods Beryllium Reagent Ⅱ Photometric Determination of Beryllium Content
HB/Z 5218.21-2004 Methods for chemical analysis of aluminium alloys-Part 21:Determination of beryllium content by beryllium Ⅱ spectrophotometric method has been changed from HB 5218.21-1995 Aluminum Alloy Chemical Analysis Methods Beryllium Reagent Ⅱ Photometric Determination of Beryllium Content.
